body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  background-color: #f0f2f5;
}

#app {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.container {
  flex: 1;
  padding: 1rem;
}

main {
  flex: 1;
}
